/*
 * Copyright (C) 2005-2013 Linus Walleij <triad@df.lth.se>
 * Copyright (C) 2005-2008 Richard A. Low <richard@wentnet.com>
 * Copyright (C) 2007 Ted Bullock <tbullock@canada.com>
 * Copyright (C) 2008 Florent Mertens <flomertens@gmail.com>
 *
 * Interface to the Media Transfer Protocol library.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */
#ifndef LIBMTP_H_INCLUSION_GUARD
#define LIBMTP_H_INCLUSION_GUARD
 
#ifndef LIBMTP_H
#define LIBMTP_H
 
#define LIBMTP_VERSION 1.1.21
#define LIBMTP_VERSION_STRING "1.1.21"
 
/* This handles MSVC pecularities */
#ifdef _MSC_VER
#include <windows.h>
#define __WIN32__
#if _MSC_VER < 1900
#define snprintf _snprintf
#endif
#define ssize_t SSIZE_T
/*
 * Types that do not exist in Windows
 * sys/types.h, but they exist in mingw32
 * sys/types.h.
 */
typedef char int8_t;
typedef unsigned char uint8_t;
typedef __int16 int16_t;
typedef unsigned __int16 uint16_t;
typedef __int32 int32_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;
#else
#include <sys/time.h>
#endif
 
#include <stdio.h>
#include <stdint.h>
/* We use time_t */
#include <time.h>
 
/**
 * @defgroup types libmtp global type definitions
 * @{
 */
 
/**
 * The debug flags defined here are the external flags used
 * by the libmtp library interface.
 *
 * Please keep this list in sync with libmtp.c.
 */
#define LIBMTP_DEBUG_NONE 0x00
#define LIBMTP_DEBUG_PTP 0x01
#define LIBMTP_DEBUG_PLST 0x02
#define LIBMTP_DEBUG_USB 0x04
#define LIBMTP_DEBUG_DATA 0x08
#define LIBMTP_DEBUG_ALL 0xFF
 
/**
 * The filetypes defined here are the external types used
 * by the libmtp library interface. The types used internally
 * as PTP-defined enumerator types is something different.
 */
typedef enum {
    LIBMTP_FILETYPE_FOLDER,
    LIBMTP_FILETYPE_WAV,
    LIBMTP_FILETYPE_MP3,
    LIBMTP_FILETYPE_WMA,
    LIBMTP_FILETYPE_OGG,
    LIBMTP_FILETYPE_AUDIBLE,
    LIBMTP_FILETYPE_MP4,
    LIBMTP_FILETYPE_UNDEF_AUDIO,
    LIBMTP_FILETYPE_WMV,
    LIBMTP_FILETYPE_AVI,
    LIBMTP_FILETYPE_MPEG,
    LIBMTP_FILETYPE_ASF,
    LIBMTP_FILETYPE_QT,
    LIBMTP_FILETYPE_UNDEF_VIDEO,
    LIBMTP_FILETYPE_JPEG,
    LIBMTP_FILETYPE_JFIF,
    LIBMTP_FILETYPE_TIFF,
    LIBMTP_FILETYPE_BMP,
    LIBMTP_FILETYPE_GIF,
    LIBMTP_FILETYPE_PICT,
    LIBMTP_FILETYPE_PNG,
    LIBMTP_FILETYPE_VCALENDAR1,
    LIBMTP_FILETYPE_VCALENDAR2,
    LIBMTP_FILETYPE_VCARD2,
    LIBMTP_FILETYPE_VCARD3,
    LIBMTP_FILETYPE_WINDOWSIMAGEFORMAT,
    LIBMTP_FILETYPE_WINEXEC,
    LIBMTP_FILETYPE_TEXT,
    LIBMTP_FILETYPE_HTML,
    LIBMTP_FILETYPE_FIRMWARE,
    LIBMTP_FILETYPE_AAC,
    LIBMTP_FILETYPE_MEDIACARD,
    LIBMTP_FILETYPE_FLAC,
    LIBMTP_FILETYPE_MP2,
    LIBMTP_FILETYPE_M4A,
    LIBMTP_FILETYPE_DOC,
    LIBMTP_FILETYPE_XML,
    LIBMTP_FILETYPE_XLS,
    LIBMTP_FILETYPE_PPT,
    LIBMTP_FILETYPE_MHT,
    LIBMTP_FILETYPE_JP2,
    LIBMTP_FILETYPE_JPX,
    LIBMTP_FILETYPE_ALBUM,
    LIBMTP_FILETYPE_PLAYLIST,
    LIBMTP_FILETYPE_UNKNOWN
} LIBMTP_filetype_t;
 
/**
 * \def LIBMTP_FILETYPE_IS_AUDIO
 * Audio filetype test.
 *
 * For filetypes that can be either audio
 * or video, use LIBMTP_FILETYPE_IS_AUDIOVIDEO
 */
#define LIBMTP_FILETYPE_IS_AUDIO(a)                                                                                   \
    ((a) == LIBMTP_FILETYPE_WAV || (a) == LIBMTP_FILETYPE_MP3 || (a) == LIBMTP_FILETYPE_MP2 || \
     (a) == LIBMTP_FILETYPE_WMA || (a) == LIBMTP_FILETYPE_OGG || (a) == LIBMTP_FILETYPE_FLAC || \
     (a) == LIBMTP_FILETYPE_AAC || (a) == LIBMTP_FILETYPE_M4A || (a) == LIBMTP_FILETYPE_AUDIBLE || \
     (a) == LIBMTP_FILETYPE_UNDEF_AUDIO)
 
/**
 *  \def LIBMTP_FILETYPE_IS_VIDEO
 *  Video filetype test.
 *
 * For filetypes that can be either audio
 * or video, use LIBMTP_FILETYPE_IS_AUDIOVIDEO
 */
#define LIBMTP_FILETYPE_IS_VIDEO(a)                                                                                   \
    ((a) == LIBMTP_FILETYPE_WMV || (a) == LIBMTP_FILETYPE_AVI || (a) == LIBMTP_FILETYPE_MPEG || \
     (a) == LIBMTP_FILETYPE_UNDEF_VIDEO)
 
/**
 *  \def LIBMTP_FILETYPE_IS_AUDIOVIDEO
 *  Audio and&slash;or video filetype test.
 */
#define LIBMTP_FILETYPE_IS_AUDIOVIDEO(a)                                                                              \
    ((a) == LIBMTP_FILETYPE_MP4 || (a) == LIBMTP_FILETYPE_ASF || (a) == LIBMTP_FILETYPE_QT)
 
/**
 *  \def LIBMTP_FILETYPE_IS_TRACK
 *  Test if filetype is a track.
 *  Use this to determine if the File API or Track API
 *  should be used to upload or download an object.
 */
#define LIBMTP_FILETYPE_IS_TRACK(a)                                                                                   \
    (LIBMTP_FILETYPE_IS_AUDIO(a) || LIBMTP_FILETYPE_IS_VIDEO(a) || LIBMTP_FILETYPE_IS_AUDIOVIDEO(a))
 
/**
 *  \def LIBMTP_FILETYPE_IS_IMAGE
 *  Image filetype test
 */
#define LIBMTP_FILETYPE_IS_IMAGE(a)                                                                                   \
    ((a) == LIBMTP_FILETYPE_JPEG || (a) == LIBMTP_FILETYPE_JFIF || (a) == LIBMTP_FILETYPE_TIFF || \
     (a) == LIBMTP_FILETYPE_BMP || (a) == LIBMTP_FILETYPE_GIF || (a) == LIBMTP_FILETYPE_PICT || \
     (a) == LIBMTP_FILETYPE_PNG || (a) == LIBMTP_FILETYPE_JP2 || (a) == LIBMTP_FILETYPE_JPX || \
     (a) == LIBMTP_FILETYPE_WINDOWSIMAGEFORMAT)
 
/**
 *  \def LIBMTP_FILETYPE_IS_ADDRESSBOOK
 *  Addressbook and Business card filetype test
 */
#define LIBMTP_FILETYPE_IS_ADDRESSBOOK(a) ((a) == LIBMTP_FILETYPE_VCARD2 || (a) == LIBMTP_FILETYPE_VCARD3)
 
/**
 *  \def LIBMTP_FILETYPE_IS_CALENDAR
 *  Calendar and Appointment filetype test
 */
#define LIBMTP_FILETYPE_IS_CALENDAR(a) ((a) == LIBMTP_FILETYPE_VCALENDAR1 || (a) == LIBMTP_FILETYPE_VCALENDAR2)
 
/**
 * The properties defined here are the external types used
 * by the libmtp library interface.
 */
typedef enum {
    LIBMTP_PROPERTY_StorageID,
    LIBMTP_PROPERTY_ObjectFormat,
    LIBMTP_PROPERTY_ProtectionStatus,
    LIBMTP_PROPERTY_ObjectSize,
    LIBMTP_PROPERTY_AssociationType,
    LIBMTP_PROPERTY_AssociationDesc,
    LIBMTP_PROPERTY_ObjectFileName,
    LIBMTP_PROPERTY_DateCreated,
    LIBMTP_PROPERTY_DateModified,
    LIBMTP_PROPERTY_Keywords,
    LIBMTP_PROPERTY_ParentObject,
    LIBMTP_PROPERTY_AllowedFolderContents,
    LIBMTP_PROPERTY_Hidden,
    LIBMTP_PROPERTY_SystemObject,
    LIBMTP_PROPERTY_PersistantUniqueObjectIdentifier,
    LIBMTP_PROPERTY_SyncID,
    LIBMTP_PROPERTY_PropertyBag,
    LIBMTP_PROPERTY_Name,
    LIBMTP_PROPERTY_CreatedBy,
    LIBMTP_PROPERTY_Artist,
    LIBMTP_PROPERTY_DateAuthored,
    LIBMTP_PROPERTY_Description,
    LIBMTP_PROPERTY_URLReference,
    LIBMTP_PROPERTY_LanguageLocale,
    LIBMTP_PROPERTY_CopyrightInformation,
    LIBMTP_PROPERTY_Source,
    LIBMTP_PROPERTY_OriginLocation,
    LIBMTP_PROPERTY_DateAdded,
    LIBMTP_PROPERTY_NonConsumable,
    LIBMTP_PROPERTY_CorruptOrUnplayable,
    LIBMTP_PROPERTY_ProducerSerialNumber,
    LIBMTP_PROPERTY_RepresentativeSampleFormat,
    LIBMTP_PROPERTY_RepresentativeSampleSize,
    LIBMTP_PROPERTY_RepresentativeSampleHeight,
    LIBMTP_PROPERTY_RepresentativeSampleWidth,
    LIBMTP_PROPERTY_RepresentativeSampleDuration,
    LIBMTP_PROPERTY_RepresentativeSampleData,
    LIBMTP_PROPERTY_Width,
    LIBMTP_PROPERTY_Height,
    LIBMTP_PROPERTY_Duration,
    LIBMTP_PROPERTY_Rating,
    LIBMTP_PROPERTY_Track,
    LIBMTP_PROPERTY_Genre,
    LIBMTP_PROPERTY_Credits,
    LIBMTP_PROPERTY_Lyrics,
    LIBMTP_PROPERTY_SubscriptionContentID,
    LIBMTP_PROPERTY_ProducedBy,
    LIBMTP_PROPERTY_UseCount,
    LIBMTP_PROPERTY_SkipCount,
    LIBMTP_PROPERTY_LastAccessed,
    LIBMTP_PROPERTY_ParentalRating,
    LIBMTP_PROPERTY_MetaGenre,
    LIBMTP_PROPERTY_Composer,
    LIBMTP_PROPERTY_EffectiveRating,
    LIBMTP_PROPERTY_Subtitle,
    LIBMTP_PROPERTY_OriginalReleaseDate,
    LIBMTP_PROPERTY_AlbumName,
    LIBMTP_PROPERTY_AlbumArtist,
    LIBMTP_PROPERTY_Mood,
    LIBMTP_PROPERTY_DRMStatus,
    LIBMTP_PROPERTY_SubDescription,
    LIBMTP_PROPERTY_IsCropped,
    LIBMTP_PROPERTY_IsColorCorrected,
    LIBMTP_PROPERTY_ImageBitDepth,
    LIBMTP_PROPERTY_Fnumber,
    LIBMTP_PROPERTY_ExposureTime,
    LIBMTP_PROPERTY_ExposureIndex,
    LIBMTP_PROPERTY_DisplayName,
    LIBMTP_PROPERTY_BodyText,
    LIBMTP_PROPERTY_Subject,
    LIBMTP_PROPERTY_Priority,
    LIBMTP_PROPERTY_GivenName,
    LIBMTP_PROPERTY_MiddleNames,
    LIBMTP_PROPERTY_FamilyName,
    LIBMTP_PROPERTY_Prefix,
    LIBMTP_PROPERTY_Suffix,
    LIBMTP_PROPERTY_PhoneticGivenName,
    LIBMTP_PROPERTY_PhoneticFamilyName,
    LIBMTP_PROPERTY_EmailPrimary,
    LIBMTP_PROPERTY_EmailPersonal1,
    LIBMTP_PROPERTY_EmailPersonal2,
    LIBMTP_PROPERTY_EmailBusiness1,
    LIBMTP_PROPERTY_EmailBusiness2,
    LIBMTP_PROPERTY_EmailOthers,
    LIBMTP_PROPERTY_PhoneNumberPrimary,
    LIBMTP_PROPERTY_PhoneNumberPersonal,
    LIBMTP_PROPERTY_PhoneNumberPersonal2,
    LIBMTP_PROPERTY_PhoneNumberBusiness,
    LIBMTP_PROPERTY_PhoneNumberBusiness2,
    LIBMTP_PROPERTY_PhoneNumberMobile,
    LIBMTP_PROPERTY_PhoneNumberMobile2,
    LIBMTP_PROPERTY_FaxNumberPrimary,
    LIBMTP_PROPERTY_FaxNumberPersonal,
    LIBMTP_PROPERTY_FaxNumberBusiness,
    LIBMTP_PROPERTY_PagerNumber,
    LIBMTP_PROPERTY_PhoneNumberOthers,
    LIBMTP_PROPERTY_PrimaryWebAddress,
    LIBMTP_PROPERTY_PersonalWebAddress,
    LIBMTP_PROPERTY_BusinessWebAddress,
    LIBMTP_PROPERTY_InstantMessengerAddress,
    LIBMTP_PROPERTY_InstantMessengerAddress2,
    LIBMTP_PROPERTY_InstantMessengerAddress3,
    LIBMTP_PROPERTY_PostalAddressPersonalFull,
    LIBMTP_PROPERTY_PostalAddressPersonalFullLine1,
    LIBMTP_PROPERTY_PostalAddressPersonalFullLine2,
    LIBMTP_PROPERTY_PostalAddressPersonalFullCity,
    LIBMTP_PROPERTY_PostalAddressPersonalFullRegion,
    LIBMTP_PROPERTY_PostalAddressPersonalFullPostalCode,
    LIBMTP_PROPERTY_PostalAddressPersonalFullCountry,
    LIBMTP_PROPERTY_PostalAddressBusinessFull,
    LIBMTP_PROPERTY_PostalAddressBusinessLine1,
    LIBMTP_PROPERTY_PostalAddressBusinessLine2,
    LIBMTP_PROPERTY_PostalAddressBusinessCity,
    LIBMTP_PROPERTY_PostalAddressBusinessRegion,
    LIBMTP_PROPERTY_PostalAddressBusinessPostalCode,
    LIBMTP_PROPERTY_PostalAddressBusinessCountry,
    LIBMTP_PROPERTY_PostalAddressOtherFull,
    LIBMTP_PROPERTY_PostalAddressOtherLine1,
    LIBMTP_PROPERTY_PostalAddressOtherLine2,
    LIBMTP_PROPERTY_PostalAddressOtherCity,
    LIBMTP_PROPERTY_PostalAddressOtherRegion,
    LIBMTP_PROPERTY_PostalAddressOtherPostalCode,
    LIBMTP_PROPERTY_PostalAddressOtherCountry,
    LIBMTP_PROPERTY_OrganizationName,
    LIBMTP_PROPERTY_PhoneticOrganizationName,
    LIBMTP_PROPERTY_Role,
    LIBMTP_PROPERTY_Birthdate,
    LIBMTP_PROPERTY_MessageTo,
    LIBMTP_PROPERTY_MessageCC,
    LIBMTP_PROPERTY_MessageBCC,
    LIBMTP_PROPERTY_MessageRead,
    LIBMTP_PROPERTY_MessageReceivedTime,
    LIBMTP_PROPERTY_MessageSender,
    LIBMTP_PROPERTY_ActivityBeginTime,
    LIBMTP_PROPERTY_ActivityEndTime,
    LIBMTP_PROPERTY_ActivityLocation,
    LIBMTP_PROPERTY_ActivityRequiredAttendees,
    LIBMTP_PROPERTY_ActivityOptionalAttendees,
    LIBMTP_PROPERTY_ActivityResources,
    LIBMTP_PROPERTY_ActivityAccepted,
    LIBMTP_PROPERTY_Owner,
    LIBMTP_PROPERTY_Editor,
    LIBMTP_PROPERTY_Webmaster,
    LIBMTP_PROPERTY_URLSource,
    LIBMTP_PROPERTY_URLDestination,
    LIBMTP_PROPERTY_TimeBookmark,
    LIBMTP_PROPERTY_ObjectBookmark,
    LIBMTP_PROPERTY_ByteBookmark,
    LIBMTP_PROPERTY_LastBuildDate,
    LIBMTP_PROPERTY_TimetoLive,
    LIBMTP_PROPERTY_MediaGUID,
    LIBMTP_PROPERTY_TotalBitRate,
    LIBMTP_PROPERTY_BitRateType,
    LIBMTP_PROPERTY_SampleRate,
    LIBMTP_PROPERTY_NumberOfChannels,
    LIBMTP_PROPERTY_AudioBitDepth,
    LIBMTP_PROPERTY_ScanDepth,
    LIBMTP_PROPERTY_AudioWAVECodec,
    LIBMTP_PROPERTY_AudioBitRate,
    LIBMTP_PROPERTY_VideoFourCCCodec,
    LIBMTP_PROPERTY_VideoBitRate,
    LIBMTP_PROPERTY_FramesPerThousandSeconds,
    LIBMTP_PROPERTY_KeyFrameDistance,
    LIBMTP_PROPERTY_BufferSize,
    LIBMTP_PROPERTY_EncodingQuality,
    LIBMTP_PROPERTY_EncodingProfile,
    LIBMTP_PROPERTY_BuyFlag,
    LIBMTP_PROPERTY_UNKNOWN
} LIBMTP_property_t;
 
/**
 * These are the data types
 */
typedef enum {
    LIBMTP_DATATYPE_INT8,
    LIBMTP_DATATYPE_UINT8,
    LIBMTP_DATATYPE_INT16,
    LIBMTP_DATATYPE_UINT16,
    LIBMTP_DATATYPE_INT32,
    LIBMTP_DATATYPE_UINT32,
    LIBMTP_DATATYPE_INT64,
    LIBMTP_DATATYPE_UINT64,
} LIBMTP_datatype_t;
 
/**
 * These are device capabilities
 */
typedef enum {
    /**
   * This capability tells whether you can call the function getting
   * partial objects, @see LIBMTP_GetPartialObject()
   */
    LIBMTP_DEVICECAP_GetPartialObject,
    /**
   * This capability tells whether you can call the function sending
   * partial objects. @see LIBMTP_SendPartialObject()
   */
    LIBMTP_DEVICECAP_SendPartialObject,
    /**
   * This capability tells whether you can call the functions editing
   * objects in-place on a device.
   * @see LIBMTP_BeginEditObject()
   * @see LIBMTP_EndEditObject()
   * @see LIBMTP_TruncateObject()
   */
    LIBMTP_DEVICECAP_EditObjects,
    /**
   * This capability tells whether you can call the function to
   * move an object, @see LIBMTP_MoveObject()
   */
    LIBMTP_DEVICECAP_MoveObject,
    /**
   * This capability tells whether you can call the function to
   * copy an object, @see LIBMTP_CopyObject()
   */
    LIBMTP_DEVICECAP_CopyObject,
} LIBMTP_devicecap_t;
 
/**
 * These are the numbered error codes. You can also
 * get string representations for errors.
 */
typedef enum {
    LIBMTP_ERROR_NONE,
    LIBMTP_ERROR_GENERAL,
    LIBMTP_ERROR_PTP_LAYER,
    LIBMTP_ERROR_USB_LAYER,
    LIBMTP_ERROR_MEMORY_ALLOCATION,
    LIBMTP_ERROR_NO_DEVICE_ATTACHED,
    LIBMTP_ERROR_STORAGE_FULL,
    LIBMTP_ERROR_CONNECTING,
    LIBMTP_ERROR_CANCELLED
} LIBMTP_error_number_t;
 
typedef struct LIBMTP_device_entry_struct LIBMTP_device_entry_t;         /**< @see LIBMTP_device_entry_struct */
typedef struct LIBMTP_raw_device_struct LIBMTP_raw_device_t;             /**< @see LIBMTP_raw_device_struct */
typedef struct LIBMTP_error_struct LIBMTP_error_t;                       /**< @see LIBMTP_error_struct */
typedef struct LIBMTP_allowed_values_struct LIBMTP_allowed_values_t;     /**< @see LIBMTP_allowed_values_struct */
typedef struct LIBMTP_device_extension_struct LIBMTP_device_extension_t; /** < @see LIBMTP_device_extension_struct */
typedef struct LIBMTP_mtpdevice_struct LIBMTP_mtpdevice_t;               /**< @see LIBMTP_mtpdevice_struct */
typedef struct LIBMTP_file_struct LIBMTP_file_t;                         /**< @see LIBMTP_file_struct */
typedef struct LIBMTP_track_struct LIBMTP_track_t;                       /**< @see LIBMTP_track_struct */
typedef struct LIBMTP_playlist_struct LIBMTP_playlist_t;                 /**< @see LIBMTP_playlist_struct */
typedef struct LIBMTP_album_struct LIBMTP_album_t;                       /**< @see LIBMTP_album_struct */
typedef struct LIBMTP_folder_struct LIBMTP_folder_t;                     /**< @see LIBMTP_folder_t */
typedef struct LIBMTP_filesampledata_struct LIBMTP_filesampledata_t;     /**< @see LIBMTP_filesample_t */
typedef struct LIBMTP_devicestorage_struct LIBMTP_devicestorage_t;       /**< @see LIBMTP_devicestorage_t */
 
/**
 * The callback type definition. Notice that a progress percentage ratio
 * is easy to calculate by dividing <code>sent</code> by
 * <code>total</code>.
 * @param sent the number of bytes sent so far
 * @param total the total number of bytes to send
 * @param data a user-defined dereferencable pointer
 * @return if anything else than 0 is returned, the current transfer will be
 *         interrupted / cancelled.
 */
typedef int (*LIBMTP_progressfunc_t)(uint64_t const sent, uint64_t const total, void const *const data);
 
/**
 * Callback function for get by handler function
 * @param params the device parameters
 * @param priv a user-defined dereferencable pointer
 * @param wantlen the number of bytes wanted
 * @param data a buffer to write the data to
 * @param gotlen pointer to the number of bytes actually written
 *        to data
 * @return LIBMTP_HANDLER_RETURN_OK if successful,
 *         LIBMTP_HANDLER_RETURN_ERROR on error or
 *         LIBMTP_HANDLER_RETURN_CANCEL to cancel the transfer
 */
typedef uint16_t (*MTPDataGetFunc)(void *params, void *priv, uint32_t wantlen, unsigned char *data, uint32_t *gotlen);
 
/**
 * Callback function for put by handler function
 * @param params the device parameters
 * @param priv a user-defined dereferencable pointer
 * @param sendlen the number of bytes available
 * @param data a buffer to read the data from
 * @param putlen pointer to the number of bytes actually read
 *        from data
 * @return LIBMTP_HANDLER_RETURN_OK if successful,
 *         LIBMTP_HANDLER_RETURN_ERROR on error or
 *         LIBMTP_HANDLER_RETURN_CANCEL to cancel the transfer
 */
typedef uint16_t (*MTPDataPutFunc)(void *params, void *priv, uint32_t sendlen, unsigned char *data, uint32_t *putlen);
 
/**
 * The return codes for the get/put functions
 */
#define LIBMTP_HANDLER_RETURN_OK 0
#define LIBMTP_HANDLER_RETURN_ERROR 1
#define LIBMTP_HANDLER_RETURN_CANCEL 2
 
/**
 * @}
 * @defgroup structar libmtp data structures
 * @{
 */
 
/**
 * A data structure to hold MTP device entries.
 */
struct LIBMTP_device_entry_struct {
    char *vendor;          /**< The vendor of this device */
    uint16_t vendor_id;    /**< Vendor ID for this device */
    char *product;         /**< The product name of this device */
    uint16_t product_id;   /**< Product ID for this device */
    uint32_t device_flags; /**< Bugs, device specifics etc */
};
 
/**
 * A data structure to hold a raw MTP device connected
 * to the bus.
 */
struct LIBMTP_raw_device_struct {
    LIBMTP_device_entry_t device_entry; /**< The device entry for this raw device */
    uint32_t bus_location;              /**< Location of the bus, if device available */
    uint8_t devnum;                     /**< Device number on the bus, if device available */
};
 
/**
 * A data structure to hold errors from the library.
 */
struct LIBMTP_error_struct {
    LIBMTP_error_number_t errornumber;
    char *error_text;
    LIBMTP_error_t *next;
};
 
/**
 * A data structure to hold allowed ranges of values
 */
struct LIBMTP_allowed_values_struct {
    uint8_t u8max;
    uint8_t u8min;
    uint8_t u8step;
    uint8_t *u8vals;
    int8_t i8max;
    int8_t i8min;
    int8_t i8step;
    int8_t *i8vals;
    uint16_t u16max;
    uint16_t u16min;
    uint16_t u16step;
    uint16_t *u16vals;
    int16_t i16max;
    int16_t i16min;
    int16_t i16step;
    int16_t *i16vals;
    uint32_t u32max;
    uint32_t u32min;
    uint32_t u32step;
    uint32_t *u32vals;
    int32_t i32max;
    int32_t i32min;
    int32_t i32step;
    int32_t *i32vals;
    uint64_t u64max;
    uint64_t u64min;
    uint64_t u64step;
    uint64_t *u64vals;
    int64_t i64max;
    int64_t i64min;
    int64_t i64step;
    int64_t *i64vals;
    /**
   * Number of entries in the vals array
   */
    uint16_t num_entries;
    /**
   * The datatype specifying which of the above is used
  */
    LIBMTP_datatype_t datatype;
    /**
   * Non zero for range, 0 for enum
  */
    int is_range;
};
 
/**
 * MTP device extension holder struct
 */
struct LIBMTP_device_extension_struct {
    /**
   * Name of extension e.g. "foo.com"
   */
    char *name;
    /**
   * Major revision of extension
   */
    int major;
    /**
   * Minor revision of extension
   */
    int minor;
    /**
   * Pointer to the next extension or NULL if this is the
   * last extension.
   */
    LIBMTP_device_extension_t *next;
};
 
/**
 * Main MTP device object struct
 */
struct LIBMTP_mtpdevice_struct {
    /**
   * Object bitsize, typically 32 or 64.
   */
    uint8_t object_bitsize;
    /**
   * Parameters for this device, must be cast into
   * \c (PTPParams*) before internal use.
   */
    void *params;
    /**
   * USB device for this device, must be cast into
   * \c (PTP_USB*) before internal use.
   */
    void *usbinfo;
    /**
   * The storage for this device, do not use strings in here without
   * copying them first, and beware that this list may be rebuilt at
   * any time.
   * @see LIBMTP_Get_Storage()
   */
    LIBMTP_devicestorage_t *storage;
    /**
   * The error stack. This shall be handled using the error getting
   * and clearing functions, not by dereferencing this list.
   */
    LIBMTP_error_t *errorstack;
    /** The maximum battery level for this device */
    uint8_t maximum_battery_level;
    /** Default music folder */
    uint32_t default_music_folder;
    /** Default playlist folder */
    uint32_t default_playlist_folder;
    /** Default picture folder */
    uint32_t default_picture_folder;
    /** Default video folder */
    uint32_t default_video_folder;
    /** Default organizer folder */
    uint32_t default_organizer_folder;
    /** Default ZENcast folder (only Creative devices...) */
    uint32_t default_zencast_folder;
    /** Default Album folder */
    uint32_t default_album_folder;
    /** Default Text folder */
    uint32_t default_text_folder;
    /** Per device iconv() converters, only used internally */
    void *cd;
    /** Extension list */
    LIBMTP_device_extension_t *extensions;
    /** Whether the device uses caching, only used internally */
    int cached;
 
    /** Pointer to next device in linked list; NULL if this is the last device */
    LIBMTP_mtpdevice_t *next;
};
 
/**
 * MTP file struct
 */
struct LIBMTP_file_struct {
    uint32_t item_id;           /**< Unique item ID */
    uint32_t parent_id;         /**< ID of parent folder */
    uint32_t storage_id;        /**< ID of storage holding this file */
    char *filename;             /**< Filename of this file */
    uint64_t filesize;          /**< Size of file in bytes */
    time_t modificationdate;    /**< Date of last alteration of the file */
    LIBMTP_filetype_t filetype; /**< Filetype used for the current file */
    LIBMTP_file_t *next;        /**< Next file in list or NULL if last file */
};
 
/**
 * MTP track struct
 */
struct LIBMTP_track_struct {
    uint32_t item_id;           /**< Unique item ID */
    uint32_t parent_id;         /**< ID of parent folder */
    uint32_t storage_id;        /**< ID of storage holding this track */
    char *title;                /**< Track title */
    char *artist;               /**< Name of recording artist */
    char *composer;             /**< Name of recording composer */
    char *genre;                /**< Genre name for track */
    char *album;                /**< Album name for track */
    char *date;                 /**< Date of original recording as a string */
    char *filename;             /**< Original filename of this track */
    uint16_t tracknumber;       /**< Track number (in sequence on recording) */
    uint32_t duration;          /**< Duration in milliseconds */
    uint32_t samplerate;        /**< Sample rate of original file, min 0x1f80 max 0xbb80 */
    uint16_t nochannels;        /**< Number of channels in this recording 0 = unknown, 1 or 2 */
    uint32_t wavecodec;         /**< FourCC wave codec name */
    uint32_t bitrate;           /**< (Average) bitrate for this file min=1 max=0x16e360 */
    uint16_t bitratetype;       /**< 0 = unused, 1 = constant, 2 = VBR, 3 = free */
    uint16_t rating;            /**< User rating 0-100 (0x00-0x64) */
    uint32_t usecount;          /**< Number of times used/played */
    uint64_t filesize;          /**< Size of track file in bytes */
    time_t modificationdate;    /**< Date of last alteration of the track */
    LIBMTP_filetype_t filetype; /**< Filetype used for the current track */
    LIBMTP_track_t *next;       /**< Next track in list or NULL if last track */
};
 
/**
 * MTP Playlist structure
 */
struct LIBMTP_playlist_struct {
    uint32_t playlist_id;    /**< Unique playlist ID */
    uint32_t parent_id;      /**< ID of parent folder */
    uint32_t storage_id;     /**< ID of storage holding this playlist */
    char *name;              /**< Name of playlist */
    uint32_t *tracks;        /**< The tracks in this playlist */
    uint32_t no_tracks;      /**< The number of tracks in this playlist */
    LIBMTP_playlist_t *next; /**< Next playlist or NULL if last playlist */
};
 
/**
 * MTP Album structure
 */
struct LIBMTP_album_struct {
    uint32_t album_id;    /**< Unique playlist ID */
    uint32_t parent_id;   /**< ID of parent folder */
    uint32_t storage_id;  /**< ID of storage holding this album */
    char *name;           /**< Name of album */
    char *artist;         /**< Name of album artist */
    char *composer;       /**< Name of recording composer */
    char *genre;          /**< Genre of album */
    uint32_t *tracks;     /**< The tracks in this album */
    uint32_t no_tracks;   /**< The number of tracks in this album */
    LIBMTP_album_t *next; /**< Next album or NULL if last album */
};
 
/**
 * MTP Folder structure
 */
struct LIBMTP_folder_struct {
    uint32_t folder_id;       /**< Unique folder ID */
    uint32_t parent_id;       /**< ID of parent folder */
    uint32_t storage_id;      /**< ID of storage holding this folder */
    char *name;               /**< Name of folder */
    LIBMTP_folder_t *sibling; /**< Next folder at same level or NULL if no more */
    LIBMTP_folder_t *child;   /**< Child folder or NULL if no children */
};
 
/**
 * LIBMTP Object RepresentativeSampleData Structure
 */
struct LIBMTP_filesampledata_struct {
    uint32_t width;             /**< Width of sample if it is an image */
    uint32_t height;            /**< Height of sample if it is an image */
    uint32_t duration;          /**< Duration in milliseconds if it is audio */
    LIBMTP_filetype_t filetype; /**< Filetype used for the sample */
    uint64_t size;              /**< Size of sample data in bytes */
    char *data;                 /**< Sample data */
};
 
/**
 * LIBMTP Device Storage structure
 */
struct LIBMTP_devicestorage_struct {
    uint32_t id;                  /**< Unique ID for this storage */
    uint16_t StorageType;         /**< Storage type */
    uint16_t FilesystemType;      /**< Filesystem type */
    uint16_t AccessCapability;    /**< Access capability */
    uint64_t MaxCapacity;         /**< Maximum capability */
    uint64_t FreeSpaceInBytes;    /**< Free space in bytes */
    uint64_t FreeSpaceInObjects;  /**< Free space in objects */
    char *StorageDescription;     /**< A brief description of this storage */
    char *VolumeIdentifier;       /**< A volume identifier */
    LIBMTP_devicestorage_t *next; /**< Next storage, follow this link until NULL */
    LIBMTP_devicestorage_t *prev; /**< Previous storage */
};
 
/**
 * LIBMTP Event structure
 */
enum LIBMTP_event_enum {
    LIBMTP_EVENT_NONE,
    LIBMTP_EVENT_STORE_ADDED,
    LIBMTP_EVENT_STORE_REMOVED,
    LIBMTP_EVENT_OBJECT_ADDED,
    LIBMTP_EVENT_OBJECT_REMOVED,
    LIBMTP_EVENT_DEVICE_PROPERTY_CHANGED,
};
typedef enum LIBMTP_event_enum LIBMTP_event_t;
 
/** @} */
 
/* Make functions available for C++ */
#ifdef __cplusplus
extern "C" {
#endif
 
extern int LIBMTP_debug;
 
/**
 * @defgroup internals The libmtp internals API.
 * @{
 */
void LIBMTP_Set_Debug(int);
void LIBMTP_Init(void);
int LIBMTP_Get_Supported_Devices_List(LIBMTP_device_entry_t **const, int *const);
/**
 * @}
 * @defgroup basic The basic device management API.
 * @{
 */
LIBMTP_error_number_t LIBMTP_Detect_Raw_Devices(LIBMTP_raw_device_t **, int *);
int LIBMTP_Check_Specific_Device(int busno, int devno);
LIBMTP_mtpdevice_t *LIBMTP_Open_Raw_Device(LIBMTP_raw_device_t *);
LIBMTP_mtpdevice_t *LIBMTP_Open_Raw_Device_Uncached(LIBMTP_raw_device_t *);
/* Begin old, legacy interface */
LIBMTP_mtpdevice_t *LIBMTP_Get_Device(int);
LIBMTP_mtpdevice_t *LIBMTP_Get_First_Device(void);
LIBMTP_mtpdevice_t *LIBMTP_Get_Device_By_SerialNumber(char *);
LIBMTP_mtpdevice_t *LIBMTP_Get_Device_By_ID(char *);
LIBMTP_error_number_t LIBMTP_Get_Connected_Devices(LIBMTP_mtpdevice_t **);
uint32_t LIBMTP_Number_Devices_In_List(LIBMTP_mtpdevice_t *);
void LIBMTP_Release_Device_List(LIBMTP_mtpdevice_t *);
/* End old, legacy interface */
void LIBMTP_Release_Device(LIBMTP_mtpdevice_t *);
void LIBMTP_Dump_Device_Info(LIBMTP_mtpdevice_t *);
int LIBMTP_Reset_Device(LIBMTP_mtpdevice_t *);
char *LIBMTP_Get_Manufacturername(LIBMTP_mtpdevice_t *);
char *LIBMTP_Get_Modelname(LIBMTP_mtpdevice_t *);
char *LIBMTP_Get_Serialnumber(LIBMTP_mtpdevice_t *);
char *LIBMTP_Get_Deviceversion(LIBMTP_mtpdevice_t *);
char *LIBMTP_Get_Friendlyname(LIBMTP_mtpdevice_t *);
int LIBMTP_Set_Friendlyname(LIBMTP_mtpdevice_t *, char const *const);
char *LIBMTP_Get_Syncpartner(LIBMTP_mtpdevice_t *);
int LIBMTP_Set_Syncpartner(LIBMTP_mtpdevice_t *, char const *const);
int LIBMTP_Get_Batterylevel(LIBMTP_mtpdevice_t *, uint8_t *const, uint8_t *const);
int LIBMTP_Get_Secure_Time(LIBMTP_mtpdevice_t *, char **const);
int LIBMTP_Get_Device_Certificate(LIBMTP_mtpdevice_t *, char **const);
int LIBMTP_Get_Supported_Filetypes(LIBMTP_mtpdevice_t *, uint16_t **const, uint16_t *const);
int LIBMTP_Check_Capability(LIBMTP_mtpdevice_t *, LIBMTP_devicecap_t);
LIBMTP_error_t *LIBMTP_Get_Errorstack(LIBMTP_mtpdevice_t *);
void LIBMTP_Clear_Errorstack(LIBMTP_mtpdevice_t *);
void LIBMTP_Dump_Errorstack(LIBMTP_mtpdevice_t *);
void LIBMTP_FreeMemory(void *);
 
#define LIBMTP_STORAGE_SORTBY_NOTSORTED 0
#define LIBMTP_STORAGE_SORTBY_FREESPACE 1
#define LIBMTP_STORAGE_SORTBY_MAXSPACE 2
 
int LIBMTP_Get_Storage(LIBMTP_mtpdevice_t *, int const);
int LIBMTP_Format_Storage(LIBMTP_mtpdevice_t *, LIBMTP_devicestorage_t *);
 
/**
 * Get/set arbitrary properties.  These do not update the cache; should only be used on
 * properties not stored in structs
 */
char *LIBMTP_Get_String_From_Object(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const);
uint64_t LIBMTP_Get_u64_From_Object(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint64_t const);
uint32_t LIBMTP_Get_u32_From_Object(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint32_t const);
uint16_t LIBMTP_Get_u16_From_Object(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint16_t const);
uint8_t LIBMTP_Get_u8_From_Object(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint8_t const);
int LIBMTP_Set_Object_String(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, char const *const);
int LIBMTP_Set_Object_u32(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint32_t const);
int LIBMTP_Set_Object_u16(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint16_t const);
int LIBMTP_Set_Object_u8(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_property_t const, uint8_t const);
char const *LIBMTP_Get_Property_Description(LIBMTP_property_t inproperty);
int LIBMTP_Is_Property_Supported(LIBMTP_mtpdevice_t *, LIBMTP_property_t const, LIBMTP_filetype_t const);
int LIBMTP_Get_Allowed_Property_Values(LIBMTP_mtpdevice_t *, LIBMTP_property_t const, LIBMTP_filetype_t const,
                                       LIBMTP_allowed_values_t *);
void LIBMTP_destroy_allowed_values_t(LIBMTP_allowed_values_t *);
 
/**
 * @}
 * @defgroup files The file management API.
 * @{
 */
LIBMTP_file_t *LIBMTP_new_file_t(void);
void LIBMTP_destroy_file_t(LIBMTP_file_t *);
char const *LIBMTP_Get_Filetype_Description(LIBMTP_filetype_t);
LIBMTP_file_t *LIBMTP_Get_Filelisting(LIBMTP_mtpdevice_t *);
LIBMTP_file_t *LIBMTP_Get_Filelisting_With_Callback(LIBMTP_mtpdevice_t *, LIBMTP_progressfunc_t const,
                                                    void const *const);
 
#define LIBMTP_FILES_AND_FOLDERS_ROOT 0xffffffff
 
LIBMTP_file_t *LIBMTP_Get_Files_And_Folders(LIBMTP_mtpdevice_t *, uint32_t const, uint32_t const);
int LIBMTP_Get_Children(LIBMTP_mtpdevice_t *, uint32_t const, uint32_t const, uint32_t **);
LIBMTP_file_t *LIBMTP_Get_Filemetadata(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_Get_File_To_File(LIBMTP_mtpdevice_t *, uint32_t, char const *const, LIBMTP_progressfunc_t const,
                            void const *const);
int LIBMTP_Get_File_To_File_Descriptor(LIBMTP_mtpdevice_t *, uint32_t const, int const, LIBMTP_progressfunc_t const,
                                       void const *const);
int LIBMTP_Get_File_To_Handler(LIBMTP_mtpdevice_t *, uint32_t const, MTPDataPutFunc, void *,
                               LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Send_File_From_File(LIBMTP_mtpdevice_t *, char const *const, LIBMTP_file_t *const,
                               LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Send_File_From_File_Descriptor(LIBMTP_mtpdevice_t *, int const, LIBMTP_file_t *const,
                                          LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Send_File_From_Handler(LIBMTP_mtpdevice_t *, MTPDataGetFunc, void *, LIBMTP_file_t *const,
                                  LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Set_File_Name(LIBMTP_mtpdevice_t *, LIBMTP_file_t *, const char *);
LIBMTP_filesampledata_t *LIBMTP_new_filesampledata_t(void);
void LIBMTP_destroy_filesampledata_t(LIBMTP_filesampledata_t *);
int LIBMTP_Get_Representative_Sample_Format(LIBMTP_mtpdevice_t *, LIBMTP_filetype_t const, LIBMTP_filesampledata_t **);
int LIBMTP_Send_Representative_Sample(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_filesampledata_t *);
int LIBMTP_Get_Representative_Sample(LIBMTP_mtpdevice_t *, uint32_t const, LIBMTP_filesampledata_t *);
int LIBMTP_Get_Thumbnail(LIBMTP_mtpdevice_t *, uint32_t const, unsigned char **data, unsigned int *size);
 
/**
 * @}
 * @defgroup tracks The track management API.
 * @{
 */
LIBMTP_track_t *LIBMTP_new_track_t(void);
void LIBMTP_destroy_track_t(LIBMTP_track_t *);
LIBMTP_track_t *LIBMTP_Get_Tracklisting(LIBMTP_mtpdevice_t *);
LIBMTP_track_t *LIBMTP_Get_Tracklisting_With_Callback(LIBMTP_mtpdevice_t *, LIBMTP_progressfunc_t const,
                                                      void const *const);
LIBMTP_track_t *LIBMTP_Get_Tracklisting_With_Callback_For_Storage(LIBMTP_mtpdevice_t *, uint32_t const,
                                                                  LIBMTP_progressfunc_t const, void const *const);
LIBMTP_track_t *LIBMTP_Get_Trackmetadata(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_Get_Track_To_File(LIBMTP_mtpdevice_t *, uint32_t, char const *const, LIBMTP_progressfunc_t const,
                             void const *const);
int LIBMTP_Get_Track_To_File_Descriptor(LIBMTP_mtpdevice_t *, uint32_t const, int const, LIBMTP_progressfunc_t const,
                                        void const *const);
int LIBMTP_Get_Track_To_Handler(LIBMTP_mtpdevice_t *, uint32_t const, MTPDataPutFunc, void *,
                                LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Send_Track_From_File(LIBMTP_mtpdevice_t *, char const *const, LIBMTP_track_t *const,
                                LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Send_Track_From_File_Descriptor(LIBMTP_mtpdevice_t *, int const, LIBMTP_track_t *const,
                                           LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Send_Track_From_Handler(LIBMTP_mtpdevice_t *, MTPDataGetFunc, void *, LIBMTP_track_t *const,
                                   LIBMTP_progressfunc_t const, void const *const);
int LIBMTP_Update_Track_Metadata(LIBMTP_mtpdevice_t *, LIBMTP_track_t const *const);
int LIBMTP_Track_Exists(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_Set_Track_Name(LIBMTP_mtpdevice_t *, LIBMTP_track_t *, const char *);
/** @} */
 
/**
 * @}
 * @defgroup folders The folder management API.
 * @{
 */
LIBMTP_folder_t *LIBMTP_new_folder_t(void);
void LIBMTP_destroy_folder_t(LIBMTP_folder_t *);
LIBMTP_folder_t *LIBMTP_Get_Folder_List(LIBMTP_mtpdevice_t *);
LIBMTP_folder_t *LIBMTP_Get_Folder_List_For_Storage(LIBMTP_mtpdevice_t *, uint32_t const);
LIBMTP_folder_t *LIBMTP_Find_Folder(LIBMTP_folder_t *, uint32_t const);
uint32_t LIBMTP_Create_Folder(LIBMTP_mtpdevice_t *, char *, uint32_t, uint32_t);
int LIBMTP_Set_Folder_Name(LIBMTP_mtpdevice_t *, LIBMTP_folder_t *, const char *);
/** @} */
 
/**
 * @}
 * @defgroup playlists The audio/video playlist management API.
 * @{
 */
LIBMTP_playlist_t *LIBMTP_new_playlist_t(void);
void LIBMTP_destroy_playlist_t(LIBMTP_playlist_t *);
LIBMTP_playlist_t *LIBMTP_Get_Playlist_List(LIBMTP_mtpdevice_t *);
LIBMTP_playlist_t *LIBMTP_Get_Playlist(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_Create_New_Playlist(LIBMTP_mtpdevice_t *, LIBMTP_playlist_t *const);
int LIBMTP_Update_Playlist(LIBMTP_mtpdevice_t *, LIBMTP_playlist_t *const);
int LIBMTP_Set_Playlist_Name(LIBMTP_mtpdevice_t *, LIBMTP_playlist_t *, const char *);
 
/**
 * @}
 * @defgroup albums The audio/video album management API.
 * @{
 */
LIBMTP_album_t *LIBMTP_new_album_t(void);
void LIBMTP_destroy_album_t(LIBMTP_album_t *);
LIBMTP_album_t *LIBMTP_Get_Album_List(LIBMTP_mtpdevice_t *);
LIBMTP_album_t *LIBMTP_Get_Album_List_For_Storage(LIBMTP_mtpdevice_t *, uint32_t const);
LIBMTP_album_t *LIBMTP_Get_Album(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_Create_New_Album(LIBMTP_mtpdevice_t *, LIBMTP_album_t *const);
int LIBMTP_Update_Album(LIBMTP_mtpdevice_t *, LIBMTP_album_t const *const);
int LIBMTP_Set_Album_Name(LIBMTP_mtpdevice_t *, LIBMTP_album_t *, const char *);
 
/**
 * @}
 * @defgroup objects The object management API.
 * @{
 */
int LIBMTP_Delete_Object(LIBMTP_mtpdevice_t *, uint32_t);
int LIBMTP_Move_Object(LIBMTP_mtpdevice_t *, uint32_t, uint32_t, uint32_t);
int LIBMTP_Copy_Object(LIBMTP_mtpdevice_t *, uint32_t, uint32_t, uint32_t);
int LIBMTP_Set_Object_Filename(LIBMTP_mtpdevice_t *, uint32_t, char *);
int LIBMTP_GetPartialObject(LIBMTP_mtpdevice_t *, uint32_t const, uint64_t, uint32_t, unsigned char **, unsigned int *);
int LIBMTP_SendPartialObject(LIBMTP_mtpdevice_t *, uint32_t const, uint64_t, unsigned char *, unsigned int);
int LIBMTP_BeginEditObject(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_EndEditObject(LIBMTP_mtpdevice_t *, uint32_t const);
int LIBMTP_TruncateObject(LIBMTP_mtpdevice_t *, uint32_t const, uint64_t);
 
/**
 * @}
 * @defgroup files The events API.
 * @{
 */
typedef void (*LIBMTP_event_cb_fn)(int, LIBMTP_event_t, uint32_t, void *);
int LIBMTP_Read_Event(LIBMTP_mtpdevice_t *, LIBMTP_event_t *, uint32_t *);
int LIBMTP_Read_Event_Async(LIBMTP_mtpdevice_t *, LIBMTP_event_cb_fn, void *);
int LIBMTP_Handle_Events_Timeout_Completed(struct timeval *, int *);
 
/**
 * @}
 * @defgroup custom Custom operations API.
 * @{
 */
int LIBMTP_Custom_Operation(LIBMTP_mtpdevice_t *, uint16_t, int, ...);
 
/** @} */
 
/* End of C++ exports */
#ifdef __cplusplus
}
#endif
 
#endif /* LIBMTP_H */
 
#endif /* LIBMTP_H_INCLUSION_GUARD */